<template>
    <div>
      <div class="goods">
        <div class="menu-wrapper" ref="menuWrapper">
          <ul>
            <li class="menu-item" 
              v-for="(item, index) in goods" 
              :key="item.name" 
              :class="{'current': currentIndex === index}"
              @click="selectMenu(index, $event)"
            >
              <span class="text">
                <span class="icon" 
                  v-show="item.type>0" 
                  :class="classMap[item.type]"
                ></span>{{item.name}}
              </span>
            </li>
          </ul>
        </div>
        <div class="foods-wrapper" ref="foodsWrapper">
          <ul>
            <li class="food-list" 
              v-for="item in goods"
              :key="item.name"
              ref="foodList"
            >
              <h2 class="title">{{item.name}}</h2>
              <ul>
                <li class="food-item"
                  v-for="food in item.foods"
                  :key="food.name"
                >
                  <div class="icon">
                    <img :src="food.icon" width="57" height="57" alt="">
                  </div>
                  <div class="content">
                    <h3 class="name">{{food.name}}</h3>
                    <p class="desc">{{food.description}}</p>
                  </div>
                </li>
              </ul>
            </li>
          </ul>
        </div>
      </div>
    </div>
  </template>
  
  <script>
  import { getGoodsRequest } from '../../api/request'
  export default {
    props: {
      seller: {
        type: Object
      }
    },
    data() {
      return {
        goods: {},
        classMap: ['decrease', 'discount', 'special', 'invoice', 'guarantee']
      }
    },
    mounted() {
      const fetchData = async () => {
        let { data } = await getGoodsRequest()
        this.goods = data
      }
      fetchData()  
    },
    computed: {
      currentIndex() {
        return 0
      }
    },
    methods: {
      selectMenu(index, event) {
        console.log(event)
      }
    }
  }
  </script>
  
  <style lang="stylus" scoped>
  @import '../../common/stylus/mixin'
  
    .goods
      display flex
      position absolute
      top 174px
      bottom 46px
      width 100%
      overflow hidden
      .menu-wrapper
        flex 0 0 80px
        width 80px
        background-color #f3f5f7
        .menu-item
          display table
          height 54px
          width 56px
          padding 0 12px
          line-height 14px
          &.current
            position relative
            z-index 10
            margin-top -1px
            background #fff
            font-weight 700
            .text
              border-none()
          .icon
            display inline-block
            vertical-align top
            width 12px
            height 12px
            background-size 12px 12px
            background-repeat no-repeat
            &.decrease
              bg-image('decrease_3')
            &.discount
              bg-image('discount_3')
            &.guarantee
              bg-image('guarantee_3')
            &.invoice
              bg-image('invoice_3')
            &.special
              bg-image('special_3')
          .text
            display table-cell
            width 56px
            vertical-align middle
            border-1px(rgba(7, 17, 27, 0.1))
            font-size 12px
      .foods-wrapper
        flex 1
        .title
          padding-left 14px
          height 26px
          line-height 26px
          border-left 2px solid #d9dde1
          font-size 12px
          color rgb(147, 153, 159)
          background #f3f5f7
        .food-item
          display flex
          margin 18px
          padding-bottom 18px
          border-1px(rgba(7, 17, 27, 0.1))
          &:last-child
            border-none()
            margin-bottom 0
          .icon
            flex 0 0 57px
            margin-right 10px
          .content
            flex 1
            .name
              margin 2px 0 8px 0
              height 14px
              line-height 14px
              font-size 14px
              color rgb(7, 17, 27)
            .desc, .extra
              line-height 10px
              font-size 10px
              color rgb(147, 153, 159)
  </style>